EP2816400A4 - Flüssigkristallanzeigevorrichtung - Google Patents

Flüssigkristallanzeigevorrichtung

Info

Publication number
EP2816400A4
EP2816400A4 EP13749648.5A EP13749648A EP2816400A4 EP 2816400 A4 EP2816400 A4 EP 2816400A4 EP 13749648 A EP13749648 A EP 13749648A EP 2816400 A4 EP2816400 A4 EP 2816400A4
Authority
EP
European Patent Office
Prior art keywords
liquid crystal
display device
crystal display
liquid
display
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13749648.5A
Other languages
English (en)
French (fr)
Other versions
EP2816400A1 (de
Inventor
Yasuhiro Koike
Runa Nakamura
Fumihiro Arakawa
Hiroshi Yamamoto
Takehito Fuchida
Shouhei Maezawa
Hiroyuki Takemoto
Nao Murakami
Tsuyoshi Ishikawa
Eizaburo Higuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Nitto Denko Corp
Keio University
Nitto Jushi Kogyo Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Nitto Denko Corp
Keio University
Nitto Jushi Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd, Nitto Denko Corp, Keio University, Nitto Jushi Kogyo Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of EP2816400A1 publication Critical patent/EP2816400A1/de
Publication of EP2816400A4 publication Critical patent/EP2816400A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
EP13749648.5A 2012-02-17 2013-02-14 Flüssigkristallanzeigevorrichtung Withdrawn EP2816400A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012033285 2012-02-17
JP2013020335A JP6377887B2 (ja) 2012-02-17 2013-02-05 液晶表示装置
PCT/JP2013/053550 WO2013122155A1 (ja) 2012-02-17 2013-02-14 液晶表示装置

Publications (2)

Publication Number Publication Date
EP2816400A1 EP2816400A1 (de) 2014-12-24
EP2816400A4 true EP2816400A4 (de) 2015-11-18

Family

ID=48984264

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13749648.5A Withdrawn EP2816400A4 (de) 2012-02-17 2013-02-14 Flüssigkristallanzeigevorrichtung

Country Status (7)

Country Link
US (1) US9261640B2 (de)
EP (1) EP2816400A4 (de)
JP (1) JP6377887B2 (de)
KR (1) KR102050611B1 (de)
CN (1) CN104246590B (de)
TW (1) TWI566009B (de)
WO (1) WO2013122155A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI609153B (zh) * 2013-05-10 2017-12-21 可樂麗股份有限公司 Lighting device
CN104848052A (zh) 2014-02-13 2015-08-19 扬升照明股份有限公司 背光模块
JP2015195181A (ja) * 2014-03-28 2015-11-05 大日本印刷株式会社 面光源装置および表示装置
US10371350B2 (en) 2014-04-01 2019-08-06 3M Innovative Properties Company Asymmetric turning film with multiple light sources
US10388230B2 (en) 2014-05-30 2019-08-20 3M Innovative Properties Company Temporally multiplexing backlight with asymmetric turning film
US20170329180A1 (en) * 2014-12-03 2017-11-16 Sharp Kabushiki Kaisha Lighting device, display device, and television device
CN106704566A (zh) * 2015-07-21 2017-05-24 比亚迪股份有限公司 发光手柄头和具有其的车辆
JP6618289B2 (ja) * 2015-07-23 2019-12-11 スタンレー電気株式会社 面光源装置及びプリズムシート
CN107924083A (zh) * 2015-08-13 2018-04-17 3M创新有限公司 包括转向膜和漫射体的显示器
JP5973110B1 (ja) * 2015-08-25 2016-08-23 日東樹脂工業株式会社 導光板の製造方法
JP2017045641A (ja) * 2015-08-27 2017-03-02 大日本印刷株式会社 面光源装置及び表示装置
CN105109168B (zh) * 2015-09-16 2017-05-03 梁志勇 一种带纹理的led导光板的制备方法
US9921357B2 (en) * 2016-06-21 2018-03-20 Sharp Kabushiki Kaisha Thin backlight with recycling to reduce the bezel width
JP2018036586A (ja) 2016-09-02 2018-03-08 日東電工株式会社 光学部材
JP2018036585A (ja) 2016-09-02 2018-03-08 日東電工株式会社 光学部材
CN110168416B (zh) * 2017-01-04 2022-07-22 3M创新有限公司 具有顶帽式光输出分布的不对称转向膜
JP6500926B2 (ja) * 2017-03-14 2019-04-17 オムロン株式会社 表示装置および遊技機
US10401553B2 (en) 2017-03-21 2019-09-03 Keiwa Inc. Liquid crystal display device and turning film for liquid crystal display device
JP7098352B2 (ja) * 2017-03-21 2022-07-11 恵和株式会社 液晶表示装置及び液晶表示装置用ターニングフィルム
CN107037528A (zh) * 2017-04-19 2017-08-11 努比亚技术有限公司 导光板结构、背光模组以及显示终端
KR102141634B1 (ko) * 2017-04-25 2020-08-06 주식회사 엘지화학 광학 디바이스
TWI657277B (zh) * 2018-03-06 2019-04-21 友達光電股份有限公司 顯示裝置
WO2020227916A1 (zh) * 2019-05-14 2020-11-19 瑞仪(广州)光电子器件有限公司 光源结构、背光模组及显示装置
CN112180672A (zh) * 2019-07-05 2021-01-05 深圳光峰科技股份有限公司 一种投影屏幕
CN110361808B (zh) * 2019-07-19 2021-03-23 京东方科技集团股份有限公司 导光板及其制作方法、背光模组及显示装置
JP7345336B2 (ja) * 2019-09-20 2023-09-15 株式会社ジャパンディスプレイ 表示装置
CN110579903B (zh) * 2019-10-17 2023-04-14 京东方科技集团股份有限公司 一种阵列基板、其制作方法、液晶显示面板及显示装置
WO2021199652A1 (ja) * 2020-04-03 2021-10-07 株式会社ジャパンディスプレイ 照明装置
CN111338128B (zh) * 2020-04-10 2022-11-22 马鞍山晶智科技有限公司 一种用于显示装置的透明光源***
CN112327401A (zh) * 2020-09-28 2021-02-05 江苏瀚阳新材料科技有限公司 一种高辉度导光板及其生产工艺
JP2022175312A (ja) * 2021-05-13 2022-11-25 株式会社ジャパンディスプレイ 照明装置および表示装置
CN115097564B (zh) * 2022-07-14 2024-03-01 友达光电（昆山）有限公司 光学组件及应用其的显示装置

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EP0597261A1 (de) * 1992-10-09 1994-05-18 Asahi Glass Company Ltd. Beleuchtungsvorrichtung und Flüssigkristall-Anzeigevorrichtung
US5712694A (en) * 1994-09-16 1998-01-27 Kabushiki Kaisha Toshiba LCD comprising a light separating element including a cholesteric liquid crystal sheet
US6027220A (en) * 1996-11-19 2000-02-22 Enplas Corporation Surface light source device outputting polarized frontal illumination light

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Publication number Priority date Publication date Assignee Title
EP0597261A1 (de) * 1992-10-09 1994-05-18 Asahi Glass Company Ltd. Beleuchtungsvorrichtung und Flüssigkristall-Anzeigevorrichtung
US5712694A (en) * 1994-09-16 1998-01-27 Kabushiki Kaisha Toshiba LCD comprising a light separating element including a cholesteric liquid crystal sheet
US6027220A (en) * 1996-11-19 2000-02-22 Enplas Corporation Surface light source device outputting polarized frontal illumination light

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Title
See also references of WO2013122155A1 *

Also Published As

Publication number Publication date
JP6377887B2 (ja) 2018-08-22
TWI566009B (zh) 2017-01-11
KR102050611B1 (ko) 2019-11-29
US9261640B2 (en) 2016-02-16
TW201339703A (zh) 2013-10-01
KR20140140538A (ko) 2014-12-09
US20150029442A1 (en) 2015-01-29
JP2013190778A (ja) 2013-09-26
EP2816400A1 (de) 2014-12-24
WO2013122155A1 (ja) 2013-08-22
CN104246590B (zh) 2017-10-13
CN104246590A (zh) 2014-12-24

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